Finding the Fourth Proportional to 110,307.72, 152,228.08 and 62,563.08
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Solution
The fourth proportional to 110,307.72, 152,228.08 and 62,563.08 is: 86,338.99
Step by Step Solution
- Step 1: Write the proportion equation
110,307.72 : 152,228.08 = 62,563.08 : x - Step 2: Convert to fraction form
110,307.72/152,228.08 = 62,563.08/x - Step 3: Cross multiply
110,307.72x = 152,228.08 × 62,563.08 - Step 4: Simplify right side
110,307.72x = 9,523,857,547.29 - Step 5: Solve for x
x = 9,523,857,547.29/110,307.72 - Step 6: Final answer
x = 86,338.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.